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Finding the Fourth Proportional to 80,833.68, 111,550.70 and 46,848.76

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Solution

The fourth proportional to 80,833.68, 111,550.70 and 46,848.76 is: 64,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,833.68 : 111,550.70 = 46,848.76 : x
  2. Step 2: Convert to fraction form
    80,833.68/111,550.70 = 46,848.76/x
  3. Step 3: Cross multiply
    80,833.68x = 111,550.70 × 46,848.76
  4. Step 4: Simplify right side
    80,833.68x = 5,226,011,972.13
  5. Step 5: Solve for x
    x = 5,226,011,972.13/80,833.68
  6. Step 6: Final answer
    x = 64,651.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.